MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66cc7ecb9b97788b176b5f8105e47368e8c226b8d9d9bf2496f4b30999da8530. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


CoinMiner


Vendor detections: 14


Intelligence 14 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 66cc7ecb9b97788b176b5f8105e47368e8c226b8d9d9bf2496f4b30999da8530
SHA3-384 hash: a812c774857b2498fcf90c81536d47b606bcc2aa6b2463d79804c8a6c01bd7390ab1500740df7395a84bace8d51bd2be
SHA1 hash: 8a642f7dfdc97360b25b4be5129a44b55e453b59
MD5 hash: fe93a52fe64767a5ea5d347ade107dee
humanhash: timing-hamper-dakota-cup
File name:1ZXaFij.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'320'960 bytes
First seen:2025-03-01 15:03:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 095f38dd86d11207273c6e48ee9443b3 (1 x CoinMiner, 1 x XWorm)
ssdeep 24576:YjZhmWcUs8EnqneJqexPvAzoCVCJBTvNu/3fzFfo063:Y5pAnqnewedhpBrNunpfs
TLSH T11155AF4673F6C0F4CA7B81F6C9215226E7B178640B389ADB6590C61EEF63ED01E36B11
TrID 72.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
13.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
2.5% (.EXE) OS/2 Executable (generic) (2029/13)
2.5% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon 00414f4f4f4f4700 (14 x CoinMiner, 12 x RedLineStealer, 12 x NodeLoader)
Reporter aachum
Tags:CoinMiner exe


Avatar
iamaachum
http://176.113.115.7/files/6003232782/1ZXaFij.exe

Discord Webhook: https://discord.com/api/webhooks/1336260514443034724/R5xYzcBDAyMG4uc5riHNlZ0uakoX7Mx1w3FVyPDyFzRsqaly5RkRwMMGA9hPd0zvz0yH

Intelligence

File Origin
# of uploads :
1
# of downloads :
439
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
xmrig
Create hunting rule
ID:
1
File name:
21556648904.zip
Verdict:
Malicious activity
Analysis date:
2025-02-26 17:01:15 UTC
Tags:
discord evasion miner xmrig
Link:
https://app.any.run/tasks/287603c2-e857-4fde-9b25-fa286193080b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.PUA.DiscordUrl-1.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c322642dfba428b46f90ff
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Connection attempt
Sending an HTTP GET request
Creating a file in the %AppData% directory
Running batch commands
Launching a process
Creating a process with a hidden window
DNS request
Sending a custom TCP request
Creating a process from a recently created file
Creating a file in the %temp% subdirectories
Creating a file
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Connection attempt to an infection source
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/66cc7ecb9b97788b176b5f8105e47368e8c226b8d9d9bf2496f4b30999da8530
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/fd61aaa3-9c1d-47cb-95b8-65f3f84c55fa
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.expl.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1627183
Signature
Bypasses PowerShell execution policy
Compiles code for process injection (via .Net compiler)
Creates a thread in another existing process (thread injection)
Creates autostart registry keys with suspicious values (likely registry only malware)
Drops PE files to the startup folder
Found API chain indicative of sandbox detection
Injects code into the Windows Explorer (explorer.exe)
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Sample or dropped binary is a compiled AutoHotkey binary
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Suspicious Invoke-WebRequest Execution
Suricata IDS alerts for network traffic
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Uses cmd line tools excessively to alter registry or file data
Uses known network protocols on non-standard ports
Writes to foreign memory regions
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1627183 Sample: 1ZXaFij.exe Startdate: 01/03/2025 Architecture: WINDOWS Score: 100 86 ip-api.com 2->86 88 discord.com 2->88 90 6 other IPs or domains 2->90 104 Suricata IDS alerts for network traffic 2->104 106 Malicious sample detected (through community Yara rule) 2->106 108 Multi AV Scanner detection for dropped file 2->108 110 7 other signatures 2->110 11 1ZXaFij.exe 3 2->11         started        16 runps.exe 2->16         started        18 explorer.exe 2->18         started        20 4 other processes 2->20 signatures3 process4 dnsIp5 96 45.144.212.77, 16000, 49700 HPC-MVM-ASHU Ukraine 11->96 98 discord.com 162.159.138.232 CLOUDFLARENETUS United States 11->98 80 C:\Users\user\AppData\Roaming\...\runps.exe, PE32+ 11->80 dropped 82 C:\Users\user\AppData\Roaming\installer.ps1, Unicode 11->82 dropped 84 C:\Users\user\...\runps.exe:Zone.Identifier, ASCII 11->84 dropped 130 Uses cmd line tools excessively to alter registry or file data 11->130 132 Found API chain indicative of sandbox detection 11->132 134 Drops PE files to the startup folder 11->134 22 cmd.exe 1 11->22         started        25 reg.exe 1 1 11->25         started        136 Sample or dropped binary is a compiled AutoHotkey binary 16->136 27 cmd.exe 16->27         started        29 reg.exe 1 16->29         started        138 System process connects to network (likely due to code injection or exploit) 18->138 140 Query firmware table information (likely to detect VMs) 18->140 100 a-0003.a-msedge.net 204.79.197.203, 443 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 20->100 102 127.0.0.1 unknown unknown 20->102 31 WerFault.exe 20->31         started        33 WerFault.exe 20->33         started        35 WerFault.exe 20->35         started        file6 signatures7 process8 signatures9 116 Suspicious powershell command line found 22->116 118 Bypasses PowerShell execution policy 22->118 37 powershell.exe 22 22->37         started        41 conhost.exe 22->41         started        120 Creates autostart registry keys with suspicious values (likely registry only malware) 25->120 43 conhost.exe 25->43         started        45 powershell.exe 27->45         started        47 conhost.exe 27->47         started        49 conhost.exe 29->49         started        process10 file11 72 C:\Users\user\AppData\...\5trl00oq.cmdline, Unicode 37->72 dropped 122 Injects code into the Windows Explorer (explorer.exe) 37->122 124 Writes to foreign memory regions 37->124 126 Compiles code for process injection (via .Net compiler) 37->126 51 explorer.exe 10 3 37->51 injected 55 csc.exe 3 37->55         started        74 C:\Users\user\AppData\Local\...\vk4yczyv.0.cs, Unicode 45->74 dropped 128 Creates a thread in another existing process (thread injection) 45->128 58 csc.exe 3 45->58         started        signatures12 process13 dnsIp14 92 ip-api.com 208.95.112.1 TUT-ASUS United States 51->92 94 checkip.eu-west-1.prod.check-ip.aws.a2z.com 108.128.124.3 AMAZON-02US United States 51->94 112 System process connects to network (likely due to code injection or exploit) 51->112 114 Suspicious powershell command line found 51->114 60 powershell.exe 19 51->60         started        62 powershell.exe 51->62         started        76 C:\Users\user\AppData\Local\...\5trl00oq.dll, PE32 55->76 dropped 64 cvtres.exe 1 55->64         started        78 C:\Users\user\AppData\Local\...\vk4yczyv.dll, PE32 58->78 dropped 66 cvtres.exe 1 58->66         started        file15 signatures16 process17 process18 68 conhost.exe 60->68         started        70 conhost.exe 62->70         started       
Score:
40%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/66cc7ecb9b97788b176b5f8105e47368e8c226b8d9d9bf2496f4b30999da8530
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/66cc7ecb9b97788b176b5f8105e47368e8c226b8d9d9bf2496f4b30999da8530/
Threat name:
Win32.Coinminer.XMRig
Create hunting rule
Status:
Malicious
First seen:
2025-02-21 20:53:28 UTC
File Type:
PE+ (Exe)
Extracted files:
40
AV detection:
15 of 24 (62.50%)
Threat level:
  4/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=m3gh5s43s54iwf3ll6aqlzdtndumejvy3hm36jew6szqtgo2quya._file
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig discovery execution miner persistence
Link:
https://tria.ge/reports/250301-se5abstxbs/
Behaviour
GoLang User-Agent
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates processes with tasklist
Suspicious use of SetThreadContext
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Drops startup file
Command and Scripting Interpreter: PowerShell
Downloads MZ/PE file
XMRig Miner payload
Xmrig family
xmrig
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c6bba151-a0b3-427d-9230-ae38cd0b7ebf
Unpacked files
SH256 hash:
66cc7ecb9b97788b176b5f8105e47368e8c226b8d9d9bf2496f4b30999da8530
MD5 hash:
fe93a52fe64767a5ea5d347ade107dee
SHA1 hash:
8a642f7dfdc97360b25b4be5129a44b55e453b59
Link:
https://www.unpac.me/results/73064ba4-b798-4d2f-8389-ecd9a6bd405d/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/66cc7ecb9b97/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/66cc7ecb9b97788b176b5f8105e47368e8c226b8d9d9bf2496f4b30999da8530

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:dsc
Create hunting rule
Author:Aaron DeVera
Description:Discord domains
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

CoinMiner

Executable exe 66cc7ecb9b97788b176b5f8105e47368e8c226b8d9d9bf2496f4b30999da8530

(this sample)

  
Link
https://tria.ge/250301-r2jfpstsgz/
  
Dropped by
Amadey
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (NX_COMPAT)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_APICan Play MultimediaWINMM.dll::joyGetDevCapsW
WINMM.dll::joyGetPosEx
WINMM.dll::mciSendStringW
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::SHFileOperationW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
ADVAPI32.dll::CreateProcessWithLogonW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::VirtualAllocEx
KERNEL32.dll::WriteProcessMemory
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDriveTypeW
KERNEL32.dll::GetVolumeInformationW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleOutputCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::GetSystemDirectoryA
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
ADVAPI32.dll::GetUserNameW
ADVAPI32.dll::LookupPrivilegeValueW
KERNEL32.dll::QueryDosDeviceW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegConnectRegistryW
ADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegDeleteKeyExW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryInfoKeyW
WIN_SVC_APICan Manipulate Windows ServicesADVAPI32.dll::OpenSCManagerW
ADVAPI32.dll::UnlockServiceDatabase
WIN_USER_APIPerforms GUI ActionsUSER32.dll::ActivateKeyboardLayout
USER32.dll::AddClipboardFormatListener
USER32.dll::BlockInput
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::FindWindowW

Comments